CN113334016A

CN113334016A - Oil port welding and positioning device for cylinder barrel of pumping oil cylinder

Info

Publication number: CN113334016A
Application number: CN202110721529.2A
Authority: CN
Inventors: 文彬; 黄斌; 危毅; 黎天元
Original assignee: Hunan Xieli Hydraulic Co ltd
Current assignee: Hunan Xieli Hydraulic Co ltd
Priority date: 2021-06-28
Filing date: 2021-06-28
Publication date: 2021-09-03
Also published as: CN116100239A; CN116100239B

Abstract

The invention discloses a welding and positioning device for an oil port of a cylinder barrel of a pumping oil cylinder, which comprises a base plate and a slide rail, wherein the slide rail is arranged at the top of the base plate, the slide rail is sequentially connected with a first slide seat, a second slide seat and a third slide seat in a sliding manner along the horizontal direction, a first air cylinder is transversely arranged at the top of the first slide seat, a tailstock jacking mechanism is fixedly connected at the top of the second slide seat, a connecting column is fixedly connected at the output end of the second air cylinder, the connecting column is hinged at one end of the tailstock jacking mechanism, a lifting device is fixedly connected at the top end of the third slide seat, a main shaft rotating mechanism is fixedly connected at the top of one end, close to the third slide seat, of the base plate, and an oil port walking and pressing mechanism is arranged above the main shaft rotating mechanism. The labor time required by positioning is reduced, the positioning accuracy is improved, the production efficiency is greatly improved, and personnel injury caused during welding is avoided.

Description

Oil port welding and positioning device for cylinder barrel of pumping oil cylinder

Technical Field

The invention relates to the technical field of welding positioning, in particular to a welding positioning device for an oil port of a cylinder barrel of a pumping oil cylinder.

Background

The hydraulic fluid port needs to be welded at the cylinder body both ends of hydro-cylinder, and 360 welding need be carried out with the hydro-cylinder to the flange, and the mode of manual location is generally adopted to prior art, holds the hydraulic fluid port to the suitable position of cylinder body and welds promptly manually. The mode has low production efficiency and inaccurate positioning, and is easy to cause personal injury during welding. In order to solve the problem, the welding and positioning device for the oil port of the cylinder barrel of the pumping oil cylinder is provided.

Disclosure of Invention

In order to solve the problems, the invention provides a welding and positioning device for an oil port of a cylinder barrel of a pumping oil cylinder, which comprises a base plate and a slide rail, wherein the slide rail is arranged at the top of the base plate, the slide rail is sequentially connected with a first slide seat, a second slide seat and a third slide seat in a sliding manner along the horizontal direction, a first air cylinder is transversely arranged at the top of the first slide seat, a tailstock jacking mechanism is fixedly connected at the top of the second slide seat, a connecting column is fixedly connected at the output end of the second air cylinder, the connecting column is hinged at one end of the tailstock jacking mechanism, a lifting device is fixedly connected at the top end of the third slide seat, a main shaft rotating mechanism is fixedly connected at the top of one end, close to the third slide seat, of the base plate, and an oil port walking and pressing mechanism is arranged above the main shaft rotating mechanism.

Further, tight mechanism in tailstock top includes mechanism body and ring flange, and the ring flange rotates to be connected in the mechanism body, and the top of ring flange and mechanism body is provided with the stop collar of looks adaptation, and the stop collar alternates there is the gag lever post, fixes cylinder circular arc glib talker welding position through the gag lever post.

Further, one side on chassis is provided with the stand, the top fixedly connected with back timber of stand, the top of back timber is provided with the spout, the unilateral tooth's socket that is provided with in the spout, the top of spout is provided with the fagging, the vertical first motor that is provided with in top of fagging, the output of first motor runs through the fagging and extends to in the spout, the output fixedly connected with gear of first motor, gear and tooth's socket meshing, the one end fixed connection of fagging tells and hydraulic fluid port walking closing device, hydraulic fluid port walking closing device includes second cylinder and controller, the output of second cylinder can be dismantled and is connected with the electro-magnet, the controller is with second cylinder electric connection.

Further, main shaft rotary mechanism, including adjustable flange positioning dish and second motor, the second motor horizontal direction sets up, and the output of second motor is close to third slide and fixed connection in adjustable flange positioning dish.

Further, adjustable flange positioning dish, including outer dish, inner disc and bolt, outer dish rotates to be connected in the inner disc, bolt sliding connection in the inner disc.

Further, lift the device including lifting the base, lift the base and be provided with the recess, be provided with the threaded rod in the recess, the one end of threaded rod is rotated and is connected in the lateral wall of recess, the other end fixedly connected with adjusting nut of threaded rod, threaded rod threaded connection has the thread piece, the top fixedly connected with slider of thread piece, the top fixedly connected with boss of slider.

Further, the controller is provided with a PLC fixed program to control the second cylinder to accurately position the oil nozzle.

Furthermore, a plurality of supporting legs are transversely arranged at the bottom of the device body at equal intervals, and expansion screws are inserted into the supporting legs.

Due to the adoption of the technical scheme, the invention has the following technical effects: carry out the centre gripping to the hydraulic fluid port through hydraulic fluid port walking hold-down mechanism, the lifting device carries out the level to the hydro-cylinder and lifts, left tailstock puller device promotes the accurate butt of hydro-cylinder and hydro-cylinder, through main shaft rotary mechanism, it is rotatory to drive the hydro-cylinder, accurate location, convenient welding, and simultaneously, hydraulic fluid port walking hold-down mechanism through the top adsorbs the glib talker on the electro-magnet, the controller compresses tightly the glib talker accurately on the hydro-cylinder, because of the required labour time in location has been reduced, the precision of location has been improved, the production efficiency is greatly improved, it is injured to have caused personnel when having avoided the welding.

Drawings

FIG. 1 is a schematic structural view of a welding and positioning device for an oil port of a cylinder barrel of a pumping cylinder;

FIG. 2 is a top view of the track structure of the present invention

FIG. 3 is a schematic side view of the lifting device of the present invention;

FIG. 4 is a schematic top view of the lifting apparatus of the present invention;

FIG. 5 is a schematic structural view of an adjustable flange positioning plate according to the present invention;

FIG. 6 is a schematic view of the structure of FIG. 1A;

FIG. 7 is a schematic structural diagram of another embodiment of the present invention;

wherein the reference numerals are as follows: 1. a chassis; 2. a slide rail; 3. supporting legs; 4. an expansion screw; 51. a first slider; 52. a second slide carriage; 53. a third slide carriage; 61. a first bracket; 62. a second bracket; 7. a first cylinder; 8. a fastening device; 9. connecting columns; 10. a column; 11. a lower connecting plate; 12. an upper connecting plate; 13. a top beam; 141. a supporting plate; 142. a first motor; 143. a protective frame; 144. a gear; 151. a chute; 151. a tooth socket; 16. an oil port walking pressing mechanism; 17. a second cylinder; 171. a magnet; 18. a controller; 19. a lifting device; 191. lifting the base; 192. a slide plate; 193. adjusting the nut; 194. a threaded rod; 195. a thread block; 196. a boss; 20. a spindle rotating mechanism; 21. a second motor; 22. an adjustable flange positioning disc; 221. an outer disc; 222. an inner disc; 223. a taper pin; 23. a tailstock jacking mechanism; 231. a flange plate; 232. a limiting sleeve; 233. a bolt; 25. an oil port; 26. an oil cylinder barrel.

Detailed Description

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

A welding and positioning device for an oil port of a cylinder barrel of a pumping oil cylinder is shown in figure 1 and comprises a chassis 1, a slide rail 2 and an upright post 10, wherein the slide rail 2 is arranged at the top of the chassis 1, the slide rail 2 is sequentially connected with a first slide seat 51, a second slide seat 52 and a third slide seat 53 in a sliding manner along the horizontal direction, a first air cylinder 7 is transversely arranged at the top of the first slide seat 51, a tailstock jacking mechanism 23 is fixedly connected at the top of the second slide seat 52, a connecting column 9 is fixedly connected at the output end of a second air cylinder 17, the connecting column 9 is hinged at one end of the tailstock jacking mechanism 23, a lifting device 19 is fixedly connected at the top end of the third slide seat 53, a main shaft rotating mechanism 20 is fixedly connected at the top of the chassis 1 close to one end of the third slide seat 53, the upright post 10 is arranged at two sides of the chassis 1, a top beam 13 is arranged at the top end of the upright post 10, an upper connecting plate 12 is fixedly connected at the bottom of the top beam 13, and a lower connecting plate 11 is fixedly connected at the top of the upright post 10, top beam 13 passes through upper junction plate 12 and lower junction plate 11 bolted connection, realize the fixed connection of top beam 13 and stand 10, the top of top beam 13 is provided with spout 15, the unilateral lateral wall of spout 15 is provided with tooth's socket 151, the upper portion of top beam 13 is provided with fagging 141, the vertical first motor 142 that is provided with in fagging 141 top, the output of first motor 142 runs through fagging 141 and extends to spout 15 inner chamber, the output fixedly connected with gear 144 of first motor 142, gear 144 meshes in tooth's socket 151, one side fixedly connected with hydraulic fluid port walking hold-down mechanism 16 of fagging 141, thereby drive hydraulic fluid port walking hold-down mechanism 16 through first motor 142 and transmit on top beam 13.

The spindle rotating mechanism 20, referring to fig. 1 and 5, includes an adjustable flange positioning disk 22 and a second motor 21, the second motor 21 is disposed in a horizontal direction, an output end of the second motor 21 is close to the third sliding seat 53 and is fixedly connected to the adjustable flange positioning disk 22, the adjustable flange positioning disk 22 includes an outer disk 221, an inner disk 222 and a taper pin 223, the outer disk 221 is rotatably connected to the inner disk 222, the taper pin 223 is slidably connected to the inner disk 222, and by rotating the outer disk 221, the taper pin 223 slides on the inner disk 222, thereby achieving an effect of adjusting an inner diameter.

Lifting device 19, refer to fig. 3 and fig. 4, including lifting base 191, lifting base 191 is provided with the recess, be provided with threaded rod 194 in the recess, the one end of threaded rod 194 is rotated and is connected in the lateral wall of recess, other end fixedly connected with adjusting nut 193, the middle section of threaded rod 194 is provided with the baffle, threaded rod 194 uses the baffle as the boundary, the screw thread is seted up with opposite direction, threaded rod 194 threaded connection has screw block 195, screw block 195's top fixedly connected with slide 192, two boss 196 of slide 192 top fixedly connected with, boss 196 realizes lifting the oil cylinder barrel, through adjusting threaded rod 194, control slide 192 removes, thereby adjust the distance between the boss 196, the realization is lifted the oil cylinder barrel of unidimensional not.

Tailstock jack-up mechanism 23, refer to fig. 6, including mechanism's body and ring flange 231, ring flange 231 rotates to be connected in the mechanism's body, the top of ring flange 231 and mechanism's body is provided with the stop collar 232 of looks adaptation, stop collar 232 alternates there is the gag lever post, the one end of ring flange 231 butt cylinder is provided with bolt 233, dock in the hole of hydro-cylinder 26 one end through bolt 233, tentatively fix the cylinder, the back that finishes in the location, run through stop collar 232 through the gag lever post and fix hydro-cylinder 26, fix a position.

The oil port walking and pressing mechanism 16, refer to fig. 1, the oil port walking and pressing mechanism 16 comprises a second air cylinder 17 and a controller 18, an electromagnet 171 is detachably connected to an output end of the second air cylinder 17, the controller 18 is electrically connected with the second air cylinder 17, a first motor 142, the first air cylinder 7 and a second motor 21, so that the first air cylinder 7, the second air cylinder 17, the first motor 142 and the second motor 21 can do work accurately, and the controller 18 is provided with a PLC fixed program to control the second air cylinder 17 to perform accurate positioning on an oil nozzle.

The base is provided with twelve supporting legs 3, and supporting legs 3 are connected with ground through inflation screw 4, play the effect of fixing device body, and first cylinder 7 is fixed in the top of first slide 51 through fastener 8.

When the adjustable oil nozzle lifting device is used, the oil cylinder 26 is lifted above the lifting device 19 by a crane, the adjusting nut 193 is twisted clockwise to drive the threaded rod 194 to rotate, the two sliding plates 192 move in opposite directions, the distance between the bosses 196 is reasonably adjusted according to the width of the oil cylinder 26, the adjustable flange positioning disc 22 is adjusted, the distance between the two taper pins 223 is adjusted, the taper pins 223 are clamped with the round holes in the flange plates at the end parts of the oil cylinder 26, then the adjustable flange positioning disc is manually rotated to enable the steps of the flange plates to be in a horizontal state and fixed by spot welding, and the position of the oil cylinder 26, to which a first oil nozzle needs to be welded, is vertically upward; the flexible end of the first cylinder 7 of drive stretches out, it slides to the hydro-cylinder 26 to drive afterbody top tight mechanism 23 on slide rail 2, the flange 231 of afterbody top tight mechanism 23 and the one end butt of hydro-cylinder 26, manual rotation hydro-cylinder 26, make the round pin 233 of flange 231 and the round hole looks adaptation on the tip flange of hydro-cylinder 26, the flexible end of the first cylinder 7 of drive stretches out once more, drive the accurate butt of hydro-cylinder 26 and hydraulic fluid port, it welds to it to keep the required precision of hydraulic fluid port and hydro-cylinder 26 position degree.

When welding the hydraulic fluid port, the accuse controller 18 controls the second cylinder 17 to drive the hydraulic fluid port walking hold-down mechanism 16 up-and-down motion, it is rotatory to drive the gear 144 through the first motor 142 of controller 18 drive, gear 144 meshes tooth's socket 151, it slides at spout 15 to drive hydraulic fluid port walking hold-down mechanism 16, adsorb the glib talker on the electro-magnet 171, the flexible end of drive second cylinder 17 stretches out, compress tightly the glib talker to the position that the hydro-cylinder barrel 26 needs the glib talker accurately, weld the glib talker, after welding a glib talker, the system 18 drives the second motor 21 and drives adjustable flange positioning disk 22 rotatory, thereby drive the hydro-cylinder barrel 26 and rotate, it promotes to drive hydraulic fluid port walking hold-down mechanism 16 again, adsorb the glib talker on the electro-magnet 171, and remove hydraulic fluid port walking hold-down mechanism 16 to correspond other positions that the barrel needs the welded and weld.

Example 2

Referring to fig. 7, this embodiment is substantially the same as embodiment 1, except that a welding gun is connected to the output end of the second cylinder 17, a nozzle of the welding gun is aligned with the connection between the oil port and the cylinder tube 26, and when the oil port walking pressing mechanism 16 presses the nozzle onto the cylinder tube 26, the nozzle is fixed by spot welding, so as to reduce the generation of air holes due to hand shake during welding caused by manpower, and make the welding seam beautiful and firm.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.

Claims

1. The utility model provides a pumping cylinder hydraulic fluid port welding position device, includes chassis (1) and slide rail (2), the top of chassis (1) is provided with slide rail (2), its characterized in that: slide rail (2) have first slide (51), second slide (52) and third slide (53) along horizontal direction sliding connection in proper order, the top of first slide (51) transversely is provided with first cylinder (7), top fixedly connected with tailstock puller mechanism (23) of second slide (52), the output fixedly connected with spliced pole (9) of second cylinder (17), spliced pole (9) articulate in the one end of tailstock puller mechanism (23), the top fixedly connected with lifting device (19) of third slide (53), chassis (1) are close to top fixedly connected with main shaft rotary mechanism (20) of third slide (53) one end, the top of main shaft rotary mechanism (20) is provided with hydraulic fluid port walking hold-down mechanism (16).

2. The oil port welding and positioning device for the cylinder barrel of the pumping oil cylinder as claimed in claim 1, wherein: the tailstock jacking mechanism (23) comprises a mechanism body and a flange plate (231), the flange plate (231) is rotatably connected to the mechanism body, the top parts of the flange plate (231) and the mechanism body are provided with limit sleeves (232) matched with each other, limit rods are inserted into the limit sleeves (232), and the cylinder barrel is fixed through the limit rods so as to position the oil nozzle welding position of the cylinder barrel.

3. The oil port welding and positioning device for the cylinder barrel of the pumping oil cylinder as claimed in claim 1, wherein: one side of the chassis (1) is provided with an upright post (10), the top end of the upright post (10) is fixedly connected with a top beam (13), the top of the top beam (13) is provided with a sliding groove (15), a tooth groove (151) is arranged on one side in the sliding groove (15), a supporting plate (141) is arranged on the top of the sliding groove (15), a first motor (142) is vertically arranged on the top of the supporting plate (141), the output end of the first motor (142) penetrates through the supporting plate (141) and extends into the sliding groove (15), a gear (144) is fixedly connected with the output end of the first motor (142), the gear (144) is meshed with the tooth groove (151), one end of the supporting plate (141) is fixedly connected with the oil port walking pressing mechanism (16), the oil port walking pressing mechanism (16) comprises a second cylinder (17) and a controller (18), the output end of the second cylinder (17) is detachably connected with an electromagnet (171), the controller (18) is electrically connected with the second cylinder (17).

4. The oil port welding and positioning device for the cylinder barrel of the pumping oil cylinder as claimed in claim 1, wherein: spindle rotating mechanism (20), including adjustable flange positioning dish (22) and second motor (21), second motor (21) horizontal direction sets up, the output of second motor (21) is close to third slide (53) and fixed connection in adjustable flange positioning dish (22).

5. The device for welding and positioning the oil port of the cylinder barrel of the pumping oil cylinder as claimed in claim 4, wherein: the adjustable flange positioning disc (22) comprises an outer disc (221), an inner disc (222) and a taper pin (223), wherein the outer disc (221) is rotatably connected to the inner disc (222), and the taper pin (223) is slidably connected to the inner disc (222).

6. The oil port welding and positioning device for the cylinder barrel of the pumping oil cylinder as claimed in claim 1, wherein: lifting device (19) is including lifting base (191), lifting base (191) is provided with the recess, be provided with threaded rod (194) in the recess, the one end of threaded rod (194) rotate connect in the lateral wall of recess, the other end fixedly connected with adjusting nut (193) of threaded rod (194), threaded rod (194) threaded connection has screw block (195), the top fixedly connected with slider of screw block (195), the top fixedly connected with boss (196) of slider.

7. The device for welding and positioning the oil port of the cylinder barrel of the pumping oil cylinder as claimed in claim 3, wherein: the controller (18) is provided with a PLC fixed program to control the second cylinder (17) to accurately position the oil nozzle.

8. The oil port welding and positioning device for the cylinder barrel of the pumping oil cylinder as claimed in claim 1, wherein: the device is characterized in that a plurality of supporting legs (3) are transversely arranged at the bottom of the device body at equal intervals, and expansion screws (4) are inserted into the supporting legs (3).